This is a long, but good intro on Adsense from Click and Down, How to Make Money With AdSense Made Easy by Click And Down – Unlimited WebSource.
They are absolutely right that Adsense is a solid and professional source of monetization. He talks about how Google only allows quality sites with quality content to joing their network… I have heard that they have tightened their standards lately, but it has been quite some time since I joined.
Either way, Snipsly was established for anyone to share anything and share in the ad revenue 80/20. So you can get 80 percent of the ad impressions. People can write on topics they know, promote their own sites, or post family photos. The point is that you don’t need a site, just an adsense account.